diff --git a/setup.cfg b/setup.cfg
new file mode 100644
index 000000000000..4063f7c1db5a
--- /dev/null
+++ b/setup.cfg
@@ -0,0 +1,2 @@
+[nosetests]
+ignore-files = run_system_test\.py
diff --git a/tox.ini b/tox.ini
index a7cba3e4f94a..15d245fb0154 100644
--- a/tox.ini
+++ b/tox.ini
@@ -6,7 +6,7 @@ envlist =
 install_command =
     {toxinidir}/scripts/custom_pip_install.sh {opts} {packages}
 commands =
-    nosetests --ignore-files=run_system_test\.py
+    nosetests
 deps =
     nose
     unittest2